APA Style
World Book, Inc. (2000).
Shapes and numbers .
Chicago, USA:
World Book, Inc.
Chicago Style
World Book, Inc.
Shapes and numbers.
Chicago, USA:
World Book, Inc,
2000.
Text.
MLA Style
World Book, Inc.
Shapes and numbers.
Chicago, USA:
World Book, Inc,
2000.
Text.
Turabian Style
World Book, Inc.
Shapes and numbers.
Chicago, USA:
World Book, Inc,
2000.
Print.